| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | Canada | 4 | |
| #3 | Norway | 2 | |
| #4 | Australia | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rogers Tommie Louis | 9 |
| #2 | Bangert Daniel S | 3 |
| #3 | King Geoffrey | 1 |
| #4 | Buck David A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1601959A2 | Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto | |
| EP1485568A2 | Boom type power tong positioner | |
| EP1264071A1 | Snubbing unit drilling system | |
| EP1212172A1 | Closed-head power tongs | |
| EP1159508A1 | Snubbing unit tong apparatus |